Merge pull request #116 from sillsdev/DownloadVideo

fix: Download Notion-hosted videos so the links don't expire (#110)

fix: Multiple links in a paragraph (#108)

Merge branch 'main' into release

fix: Multiple links in a paragraph (#108)

Merge pull request #102 from sillsdev/mention-style-links

fix: Convert Notion's "mention" style links to internal pages, #97 (#102)

Merge main into release

Merge pull request #99 from sillsdev/ImageFileName

feat: Modify image file names

Merge pull request #98 from sillsdev/RequireSlugs

feat: Add --require-slugs option

fix: Download images using axios instead of node-fetch

fix: fallback to getting image file extension from url